Github user fhueske commented on a diff in the pull request:
https://github.com/apache/flink/pull/3039#discussion_r95178608
--- Diff:
flink-libraries/flink-table/src/main/scala/org/apache/flink/table/sources/CsvTableSource.scala
---
@@ -53,7 +53,9 @@ class CsvTableSource(
ignoreFirstLine: Boolean = false,
ignoreComments: String = null,
lenient: Boolean = false)
- extends AbstractBatchStreamTableSource[Row]
+ extends BatchTableSource[Row]
+ with StreamTableSource[Row]
+ with DefinedFieldNames
--- End diff --
If we define `returnType` as `new RowTypeInfo(fieldTypes, fieldNames)`, we
do not need to implement `DefinedFieldNames`.
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